1# 2# (C) Copyright 2000-2013 3# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4# 5# SPDX-License-Identifier: GPL-2.0+ 6# 7 8VERSION = 2013 9PATCHLEVEL = 10 10SUBLEVEL = 11EXTRAVERSION = 12ifneq "$(SUBLEVEL)" "" 13U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) 14else 15U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION) 16endif 17TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h 18VERSION_FILE = $(obj)include/generated/version_autogenerated.h 19 20HOSTARCH := $(shell uname -m | \ 21 sed -e s/i.86/x86/ \ 22 -e s/sun4u/sparc64/ \ 23 -e s/arm.*/arm/ \ 24 -e s/sa110/arm/ \ 25 -e s/ppc64/powerpc/ \ 26 -e s/ppc/powerpc/ \ 27 -e s/macppc/powerpc/\ 28 -e s/sh.*/sh/) 29 30HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \ 31 sed -e 's/\(cygwin\).*/cygwin/') 32 33export HOSTARCH HOSTOS 34 35# Deal with colliding definitions from tcsh etc. 36VENDOR= 37 38######################################################################### 39# Allow for silent builds 40ifeq (,$(findstring s,$(MAKEFLAGS))) 41XECHO = echo 42else 43XECHO = : 44endif 45 46######################################################################### 47# 48# U-boot build supports generating object files in a separate external 49# directory. Two use cases are supported: 50# 51# 1) Add O= to the make command line 52# 'make O=/tmp/build all' 53# 54# 2) Set environment variable BUILD_DIR to point to the desired location 55# 'export BUILD_DIR=/tmp/build' 56# 'make' 57# 58# The second approach can also be used with a MAKEALL script 59# 'export BUILD_DIR=/tmp/build' 60# './MAKEALL' 61# 62# Command line 'O=' setting overrides BUILD_DIR environment variable. 63# 64# When none of the above methods is used the local build is performed and 65# the object files are placed in the source directory. 66# 67 68ifdef O 69ifeq ("$(origin O)", "command line") 70BUILD_DIR := $(O) 71endif 72endif 73 74# Call a source code checker (by default, "sparse") as part of the 75# C compilation. 76# 77# Use 'make C=1' to enable checking of re-compiled files. 78# 79# See the linux kernel file "Documentation/sparse.txt" for more details, 80# including where to get the "sparse" utility. 81 82ifdef C 83ifeq ("$(origin C)", "command line") 84CHECKSRC := $(C) 85endif 86endif 87ifndef CHECKSRC 88 CHECKSRC = 0 89endif 90export CHECKSRC 91 92ifneq ($(BUILD_DIR),) 93saved-output := $(BUILD_DIR) 94 95# Attempt to create a output directory. 96$(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}) 97 98# Verify if it was successful. 99BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd) 100$(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist)) 101endif # ifneq ($(BUILD_DIR),) 102 103OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR)) 104SPLTREE := $(OBJTREE)/spl 105TPLTREE := $(OBJTREE)/tpl 106SRCTREE := $(CURDIR) 107TOPDIR := $(SRCTREE) 108LNDIR := $(OBJTREE) 109export TOPDIR SRCTREE OBJTREE SPLTREE TPLTREE 110 111MKCONFIG := $(SRCTREE)/mkconfig 112export MKCONFIG 113 114ifneq ($(OBJTREE),$(SRCTREE)) 115REMOTE_BUILD := 1 116export REMOTE_BUILD 117endif 118 119# $(obj) and (src) are defined in config.mk but here in main Makefile 120# we also need them before config.mk is included which is the case for 121# some targets like unconfig, clean, clobber, distclean, etc. 122ifneq ($(OBJTREE),$(SRCTREE)) 123obj := $(OBJTREE)/ 124src := $(SRCTREE)/ 125else 126obj := 127src := 128endif 129export obj src 130 131# Make sure CDPATH settings don't interfere 132unexport CDPATH 133 134######################################################################### 135 136# The "tools" are needed early, so put this first 137# Don't include stuff already done in $(LIBS) 138# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC 139# is "yes"), so compile examples after U-Boot is compiled. 140SUBDIR_TOOLS = tools 141SUBDIR_EXAMPLES = examples/standalone examples/api 142SUBDIRS = $(SUBDIR_TOOLS) 143 144.PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE) 145 146ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk)) 147 148# Include autoconf.mk before config.mk so that the config options are available 149# to all top level build files. We need the dummy all: target to prevent the 150# dependency target in autoconf.mk.dep from being the default. 151all: 152sinclude $(obj)include/autoconf.mk.dep 153sinclude $(obj)include/autoconf.mk 154 155ifndef CONFIG_SANDBOX 156SUBDIRS += $(SUBDIR_EXAMPLES) 157endif 158 159# load ARCH, BOARD, and CPU configuration 160include $(obj)include/config.mk 161export ARCH CPU BOARD VENDOR SOC 162 163# set default to nothing for native builds 164ifeq ($(HOSTARCH),$(ARCH)) 165CROSS_COMPILE ?= 166endif 167 168# load other configuration 169include $(TOPDIR)/config.mk 170 171# Targets which don't build the source code 172NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig 173 174# Only do the generic board check when actually building, not configuring 175ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),) 176ifeq ($(findstring _config,$(MAKECMDGOALS)),) 177$(CHECK_GENERIC_BOARD) 178endif 179endif 180 181# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 182# that (or fail if absent). Otherwise, search for a linker script in a 183# standard location. 184 185LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) 186 187ifndef LDSCRIPT 188 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug 189 ifdef CONFIG_SYS_LDSCRIPT 190 # need to strip off double quotes 191 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT)) 192 endif 193endif 194 195# If there is no specified link script, we look in a number of places for it 196ifndef LDSCRIPT 197 ifeq ($(CONFIG_NAND_U_BOOT),y) 198 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds 199 ifeq ($(wildcard $(LDSCRIPT)),) 200 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds 201 endif 202 endif 203 ifeq ($(wildcard $(LDSCRIPT)),) 204 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds 205 endif 206 ifeq ($(wildcard $(LDSCRIPT)),) 207 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds 208 endif 209 ifeq ($(wildcard $(LDSCRIPT)),) 210 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds 211 # We don't expect a Makefile here 212 LDSCRIPT_MAKEFILE_DIR = 213 endif 214 ifeq ($(wildcard $(LDSCRIPT)),) 215$(error could not find linker script) 216 endif 217endif 218 219######################################################################### 220# U-Boot objects....order is important (i.e. start must be first) 221 222OBJS = $(CPUDIR)/start.o 223ifeq ($(CPU),ppc4xx) 224OBJS += $(CPUDIR)/resetvec.o 225endif 226ifeq ($(CPU),mpc85xx) 227OBJS += $(CPUDIR)/resetvec.o 228endif 229 230OBJS := $(addprefix $(obj),$(OBJS)) 231 232HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n) 233 234LIBS-y += lib/libgeneric.o 235LIBS-y += lib/rsa/librsa.o 236LIBS-y += lib/lzma/liblzma.o 237LIBS-y += lib/lzo/liblzo.o 238LIBS-y += lib/zlib/libz.o 239LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o 240LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o 241LIBS-y += $(CPUDIR)/lib$(CPU).o 242ifdef SOC 243LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o 244endif 245ifeq ($(CPU),ixp) 246LIBS-y += drivers/net/npe/libnpe.o 247endif 248LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o 249LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o 250LIBS-y += fs/libfs.o \ 251 fs/cbfs/libcbfs.o \ 252 fs/cramfs/libcramfs.o \ 253 fs/ext4/libext4fs.o \ 254 fs/fat/libfat.o \ 255 fs/fdos/libfdos.o \ 256 fs/jffs2/libjffs2.o \ 257 fs/reiserfs/libreiserfs.o \ 258 fs/sandbox/libsandboxfs.o \ 259 fs/ubifs/libubifs.o \ 260 fs/yaffs2/libyaffs2.o \ 261 fs/zfs/libzfs.o 262LIBS-y += net/libnet.o 263LIBS-y += disk/libdisk.o 264LIBS-y += drivers/bios_emulator/libatibiosemu.o 265LIBS-y += drivers/block/libblock.o 266LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o 267LIBS-y += drivers/crypto/libcrypto.o 268LIBS-y += drivers/dma/libdma.o 269LIBS-y += drivers/fpga/libfpga.o 270LIBS-y += drivers/gpio/libgpio.o 271LIBS-y += drivers/hwmon/libhwmon.o 272LIBS-y += drivers/i2c/libi2c.o 273LIBS-y += drivers/input/libinput.o 274LIBS-y += drivers/misc/libmisc.o 275LIBS-y += drivers/mmc/libmmc.o 276LIBS-y += drivers/mtd/libmtd.o 277LIBS-y += drivers/mtd/nand/libnand.o 278LIBS-y += drivers/mtd/onenand/libonenand.o 279LIBS-y += drivers/mtd/ubi/libubi.o 280LIBS-y += drivers/mtd/spi/libspi_flash.o 281LIBS-y += drivers/net/libnet.o 282LIBS-y += drivers/net/phy/libphy.o 283LIBS-y += drivers/pci/libpci.o 284LIBS-y += drivers/pcmcia/libpcmcia.o 285LIBS-y += drivers/power/libpower.o \ 286 drivers/power/fuel_gauge/libfuel_gauge.o \ 287 drivers/power/mfd/libmfd.o \ 288 drivers/power/pmic/libpmic.o \ 289 drivers/power/battery/libbattery.o 290LIBS-y += drivers/spi/libspi.o 291LIBS-y += drivers/dfu/libdfu.o 292ifeq ($(CPU),mpc83xx) 293LIBS-y += drivers/qe/libqe.o 294LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 295LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 296endif 297ifeq ($(CPU),mpc85xx) 298LIBS-y += drivers/qe/libqe.o 299LIBS-y += drivers/net/fm/libfm.o 300LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 301LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 302endif 303ifeq ($(CPU),mpc86xx) 304LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 305LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 306endif 307LIBS-y += drivers/rtc/librtc.o 308LIBS-y += drivers/serial/libserial.o 309LIBS-y += drivers/sound/libsound.o 310LIBS-y += drivers/tpm/libtpm.o 311LIBS-y += drivers/twserial/libtws.o 312LIBS-y += drivers/usb/eth/libusb_eth.o 313LIBS-y += drivers/usb/gadget/libusb_gadget.o 314LIBS-y += drivers/usb/host/libusb_host.o 315LIBS-y += drivers/usb/musb/libusb_musb.o 316LIBS-y += drivers/usb/musb-new/libusb_musb-new.o 317LIBS-y += drivers/usb/phy/libusb_phy.o 318LIBS-y += drivers/usb/ulpi/libusb_ulpi.o 319LIBS-y += drivers/video/libvideo.o 320LIBS-y += drivers/watchdog/libwatchdog.o 321LIBS-y += common/libcommon.o 322LIBS-y += lib/libfdt/libfdt.o 323LIBS-y += api/libapi.o 324LIBS-y += post/libpost.o 325LIBS-y += test/libtest.o 326 327ifneq ($(CONFIG_OMAP_COMMON),) 328LIBS-y += $(CPUDIR)/omap-common/libomap-common.o 329endif 330 331ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610)) 332LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o 333endif 334 335ifeq ($(SOC),s5pc1xx) 336LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 337endif 338ifeq ($(SOC),exynos) 339LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 340endif 341ifneq ($(CONFIG_TEGRA),) 342LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o 343LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o 344LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o 345endif 346 347LIBS := $(addprefix $(obj),$(sort $(LIBS-y))) 348.PHONY : $(LIBS) 349 350LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o 351LIBBOARD := $(addprefix $(obj),$(LIBBOARD)) 352 353# Add GCC lib 354ifdef USE_PRIVATE_LIBGCC 355ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 356PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o 357else 358PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 359endif 360else 361PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc 362endif 363PLATFORM_LIBS += $(PLATFORM_LIBGCC) 364export PLATFORM_LIBS 365 366# Special flags for CPP when processing the linker script. 367# Pass the version down so we can handle backwards compatibility 368# on the fly. 369LDPPFLAGS += \ 370 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 371 -DCPUDIR=$(CPUDIR) \ 372 $(shell $(LD) --version | \ 373 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 374 375__OBJS := $(subst $(obj),,$(OBJS)) 376__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD)) 377 378######################################################################### 379######################################################################### 380 381ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 382BOARD_SIZE_CHECK = \ 383 @actual=`wc -c $@ | awk '{print $$1}'`; \ 384 limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \ 385 if test $$actual -gt $$limit; then \ 386 echo "$@ exceeds file size limit:" >&2 ; \ 387 echo " limit: $$limit bytes" >&2 ; \ 388 echo " actual: $$actual bytes" >&2 ; \ 389 echo " excess: $$((actual - limit)) bytes" >&2; \ 390 exit 1; \ 391 fi 392else 393BOARD_SIZE_CHECK = 394endif 395 396# Always append ALL so that arch config.mk's can add custom ones 397ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map 398 399ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin 400ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin 401ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin 402ALL-$(CONFIG_SPL_FRAMEWORK) += $(obj)u-boot.img 403ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin 404ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 405ifneq ($(CONFIG_SPL_TARGET),) 406ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET)) 407endif 408 409# enable combined SPL/u-boot/dtb rules for tegra 410ifneq ($(CONFIG_TEGRA),) 411ifeq ($(CONFIG_OF_SEPARATE),y) 412ALL-y += $(obj)u-boot-dtb-tegra.bin 413else 414ALL-y += $(obj)u-boot-nodtb-tegra.bin 415endif 416endif 417 418all: $(ALL-y) $(SUBDIR_EXAMPLES) 419 420$(obj)u-boot.dtb: checkdtc $(obj)u-boot 421 $(MAKE) -C dts binary 422 mv $(obj)dts/dt.dtb $@ 423 424$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb 425 cat $^ >$@ 426 427$(obj)u-boot.hex: $(obj)u-boot 428 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 429 430$(obj)u-boot.srec: $(obj)u-boot 431 $(OBJCOPY) -O srec $< $@ 432 433$(obj)u-boot.bin: $(obj)u-boot 434 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 435 $(BOARD_SIZE_CHECK) 436 437$(obj)u-boot.ldr: $(obj)u-boot 438 $(CREATE_LDR_ENV) 439 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 440 $(BOARD_SIZE_CHECK) 441 442$(obj)u-boot.ldr.hex: $(obj)u-boot.ldr 443 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 444 445$(obj)u-boot.ldr.srec: $(obj)u-boot.ldr 446 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 447 448# 449# U-Boot entry point, needed for booting of full-blown U-Boot 450# from the SPL U-Boot version. 451# 452ifndef CONFIG_SYS_UBOOT_START 453CONFIG_SYS_UBOOT_START := 0 454endif 455 456$(obj)u-boot.img: $(obj)u-boot.bin 457 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 458 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \ 459 -e $(CONFIG_SYS_UBOOT_START) \ 460 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 461 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 462 -d $< $@ 463 464$(obj)u-boot.imx: $(obj)u-boot.bin depend 465 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx 466 467$(obj)u-boot.kwb: $(obj)u-boot.bin 468 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 469 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 470 471$(obj)u-boot.pbl: $(obj)u-boot.bin 472 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \ 473 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \ 474 -d $< $@ 475 476$(obj)u-boot.sha1: $(obj)u-boot.bin 477 $(obj)tools/ubsha1 $(obj)u-boot.bin 478 479$(obj)u-boot.dis: $(obj)u-boot 480 $(OBJDUMP) -d $< > $@ 481 482# $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate, 483# $(4) is pad-to 484SPL_PAD_APPEND = \ 485 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \ 486 $(1) $(obj)$(3); \ 487 cat $(obj)$(3) $(2) > $@; \ 488 rm $(obj)$(3) 489 490ifdef CONFIG_TPL 491SPL_PAYLOAD := $(obj)tpl/u-boot-with-tpl.bin 492else 493SPL_PAYLOAD := $(obj)u-boot.bin 494endif 495 496$(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(SPL_PAYLOAD) 497 $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO)) 498 499$(obj)tpl/u-boot-with-tpl.bin: $(obj)tpl/u-boot-tpl.bin $(obj)u-boot.bin 500 $(call SPL_PAD_APPEND,$<,$(obj)u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO)) 501 502$(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 503 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 504 $(OBJTREE)/u-boot-with-spl.imx 505 506$(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 507 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 508 $(OBJTREE)/u-boot-with-nand-spl.imx 509 510$(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin 511 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 512 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl 513 514$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 515 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 516 -T aisimage \ 517 -e $(CONFIG_SPL_TEXT_BASE) \ 518 -d $(obj)spl/u-boot-spl.bin \ 519 $(obj)spl/u-boot-spl.ais 520 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 521 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 522 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 523 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ 524 $(obj)u-boot.ais 525 526 527$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 528 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb 529 530# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 531# Both images are created using mkimage (crc etc), so that the ROM 532# bootloader can check its integrity. Padding needs to be done to the 533# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 534# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 535# The resulting image containing both U-Boot images is called u-boot.spr 536$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 537 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 538 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 539 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 540 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 541 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 542 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 543 conv=notrunc 2>/dev/null 544 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 545 546ifneq ($(CONFIG_TEGRA),) 547$(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 548 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 549 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 550 rm $(obj)spl/u-boot-spl-pad.bin 551 552ifeq ($(CONFIG_OF_SEPARATE),y) 553$(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb 554 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@ 555endif 556endif 557 558$(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 559 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@ 560 561# PPC4xx needs the SPL at the end of the image, since the reset vector 562# is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target 563# and need to introduce a new build target with the full blown U-Boot 564# at the start padded up to the start of the SPL image. And then concat 565# the SPL image to the end. 566$(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 567 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \ 568 of=$(obj)u-boot-pad.img 2>/dev/null 569 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \ 570 conv=notrunc 2>/dev/null 571 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@ 572 573ifeq ($(CONFIG_SANDBOX),y) 574GEN_UBOOT = \ 575 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 576 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 577 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 578else 579GEN_UBOOT = \ 580 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 581 $(__OBJS) \ 582 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 583 -Map u-boot.map -o u-boot 584endif 585 586$(obj)u-boot: depend \ 587 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 588 $(GEN_UBOOT) 589ifeq ($(CONFIG_KALLSYMS),y) 590 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 591 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 592 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 593 -c common/system_map.c -o $(obj)common/system_map.o 594 $(GEN_UBOOT) $(obj)common/system_map.o 595endif 596 597$(OBJS): depend 598 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 599 600$(LIBS): depend $(SUBDIR_TOOLS) 601 $(MAKE) -C $(dir $(subst $(obj),,$@)) 602 603$(LIBBOARD): depend $(LIBS) 604 $(MAKE) -C $(dir $(subst $(obj),,$@)) 605 606$(SUBDIRS): depend 607 $(MAKE) -C $@ all 608 609$(SUBDIR_EXAMPLES): $(obj)u-boot 610 611$(LDSCRIPT): depend 612 $(MAKE) -C $(dir $@) $(notdir $@) 613 614$(obj)u-boot.lds: $(LDSCRIPT) 615 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ 616 617nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 618 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 619 620$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 621 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 622 623$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 624 $(MAKE) -C spl all 625 626$(obj)tpl/u-boot-tpl.bin: $(SUBDIR_TOOLS) depend 627 $(MAKE) -C spl all CONFIG_TPL_BUILD=y 628 629updater: 630 $(MAKE) -C tools/updater all 631 632# Explicitly make _depend in subdirs containing multiple targets to prevent 633# parallel sub-makes creating .depend files simultaneously. 634depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 635 $(obj)include/spl-autoconf.mk \ 636 $(obj)include/tpl-autoconf.mk \ 637 $(obj)include/autoconf.mk \ 638 $(obj)include/generated/generic-asm-offsets.h \ 639 $(obj)include/generated/asm-offsets.h 640 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 641 $(MAKE) -C $$dir _depend ; done 642 643TAG_SUBDIRS = $(SUBDIRS) 644TAG_SUBDIRS += $(dir $(__LIBS)) 645TAG_SUBDIRS += include 646 647FIND := find 648FINDFLAGS := -L 649 650checkstack: 651 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 652 `$(FIND) $(obj) -name u-boot-spl -print` | \ 653 perl $(src)tools/checkstack.pl $(ARCH) 654 655tags ctags: 656 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 657 -name '*.[chS]' -print` 658 659etags: 660 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 661 -name '*.[chS]' -print` 662cscope: 663 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 664 cscope.files 665 cscope -b -q -k 666 667SYSTEM_MAP = \ 668 $(NM) $1 | \ 669 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 670 LC_ALL=C sort 671$(obj)System.map: $(obj)u-boot 672 @$(call SYSTEM_MAP,$<) > $(obj)System.map 673 674checkthumb: 675 @if test $(call cc-version) -lt 0404; then \ 676 echo -n '*** Your GCC does not produce working '; \ 677 echo 'binaries in THUMB mode.'; \ 678 echo '*** Your board is configured for THUMB mode.'; \ 679 false; \ 680 fi 681 682# GCC 3.x is reported to have problems generating the type of relocation 683# that U-Boot wants. 684# See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html 685checkgcc4: 686 @if test $(call cc-version) -lt 0400; then \ 687 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \ 688 false; \ 689 fi 690 691checkdtc: 692 @if test $(call dtc-version) -lt 0104; then \ 693 echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \ 694 false; \ 695 fi 696 697# 698# Auto-generate the autoconf.mk file (which is included by all makefiles) 699# 700# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 701# the dep file is only include in this top level makefile to determine when 702# to regenerate the autoconf.mk file. 703$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 704 @$(XECHO) Generating $@ ; \ 705 set -e ; \ 706 : Generate the dependancies ; \ 707 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 708 -MQ $(obj)include/autoconf.mk include/common.h > $@ 709 710$(obj)include/autoconf.mk: $(obj)include/config.h 711 @$(XECHO) Generating $@ ; \ 712 set -e ; \ 713 : Extract the config macros ; \ 714 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 715 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 716 mv $@.tmp $@ 717 718# Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL) 719$(obj)include/tpl-autoconf.mk: $(obj)include/config.h 720 @$(XECHO) Generating $@ ; \ 721 set -e ; \ 722 : Extract the config macros ; \ 723 $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD -DCONFIG_SPL_BUILD\ 724 -DDO_DEPS_ONLY -dM include/common.h | \ 725 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 726 mv $@.tmp $@ 727 728$(obj)include/spl-autoconf.mk: $(obj)include/config.h 729 @$(XECHO) Generating $@ ; \ 730 set -e ; \ 731 : Extract the config macros ; \ 732 $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM include/common.h | \ 733 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 734 mv $@.tmp $@ 735 736$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 737 $(obj)include/spl-autoconf.mk \ 738 $(obj)include/tpl-autoconf.mk \ 739 $(obj)lib/asm-offsets.s 740 @$(XECHO) Generating $@ 741 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 742 743$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 744 $(obj)include/spl-autoconf.mk \ 745 $(obj)include/tpl-autoconf.mk \ 746 $(src)lib/asm-offsets.c 747 @mkdir -p $(obj)lib 748 $(CC) -DDO_DEPS_ONLY \ 749 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 750 -o $@ $(src)lib/asm-offsets.c -c -S 751 752$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 753 $(obj)include/spl-autoconf.mk \ 754 $(obj)include/tpl-autoconf.mk \ 755 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 756 @$(XECHO) Generating $@ 757 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 758 759$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 760 $(obj)include/spl-autoconf.mk \ 761 $(obj)include/tpl-autoconf.mk 762 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 763 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 764 $(CC) -DDO_DEPS_ONLY \ 765 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 766 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 767 else \ 768 touch $@; \ 769 fi 770 771######################################################################### 772else # !config.mk 773all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 774$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 775$(filter-out tools,$(SUBDIRS)) \ 776updater depend dep tags ctags etags cscope $(obj)System.map: 777 @echo "System not configured - see README" >&2 778 @ exit 1 779 780tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 781 $(MAKE) -C $@ all 782endif # config.mk 783 784# ARM relocations should all be R_ARM_RELATIVE. 785checkarmreloc: $(obj)u-boot 786 @if test "R_ARM_RELATIVE" != \ 787 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \ 788 then echo "$< contains relocations other than \ 789 R_ARM_RELATIVE"; false; fi 790 791$(VERSION_FILE): 792 @mkdir -p $(dir $(VERSION_FILE)) 793 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 794 printf '#define PLAIN_VERSION "%s%s"\n' \ 795 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 796 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 797 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 798 ) > $@.tmp 799 @( printf '#define CC_VERSION_STRING "%s"\n' \ 800 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 801 @( printf '#define LD_VERSION_STRING "%s"\n' \ 802 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 803 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 804 805$(TIMESTAMP_FILE): 806 @mkdir -p $(dir $(TIMESTAMP_FILE)) 807 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 808 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 809 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 810 811easylogo env gdb: 812 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 813gdbtools: gdb 814 815xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 816 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ 817 818tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 819 $(MAKE) -C tools HOST_TOOLS_ALL=y 820 821.PHONY : CHANGELOG 822CHANGELOG: 823 git log --no-merges U-Boot-1_1_5.. | \ 824 unexpand -a | sed -e 's/\s\s*$$//' > $@ 825 826include/license.h: tools/bin2header COPYING 827 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 828######################################################################### 829 830unconfig: 831 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 832 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 833 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep \ 834 $(obj)include/spl-autoconf.mk \ 835 $(obj)include/tpl-autoconf.mk 836 837%_config:: unconfig 838 @$(MKCONFIG) -A $(@:_config=) 839 840sinclude $(obj).boards.depend 841$(obj).boards.depend: boards.cfg 842 @awk '(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE)" }' $< > $@ 843 844# 845# Functions to generate common board directory names 846# 847lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 848ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 849 850######################################################################### 851######################################################################### 852 853clean: 854 @rm -f $(obj)examples/standalone/82559_eeprom \ 855 $(obj)examples/standalone/atmel_df_pow2 \ 856 $(obj)examples/standalone/eepro100_eeprom \ 857 $(obj)examples/standalone/hello_world \ 858 $(obj)examples/standalone/interrupt \ 859 $(obj)examples/standalone/mem_to_mem_idma2intr \ 860 $(obj)examples/standalone/sched \ 861 $(obj)examples/standalone/smc911{11,x}_eeprom \ 862 $(obj)examples/standalone/test_burst \ 863 $(obj)examples/standalone/timer 864 @rm -f $(obj)examples/api/demo{,.bin} 865 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 866 $(obj)tools/env/{fw_printenv,fw_setenv} \ 867 $(obj)tools/envcrc \ 868 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 869 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 870 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 871 $(obj)tools/mk{$(BOARD),}spl \ 872 $(obj)tools/mxsboot \ 873 $(obj)tools/ncb $(obj)tools/ubsha1 \ 874 $(obj)tools/kernel-doc/docproc \ 875 $(obj)tools/proftool 876 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 877 $(obj)board/matrix_vision/*/bootscript.img \ 878 $(obj)board/voiceblue/eeprom \ 879 $(obj)u-boot.lds \ 880 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 881 $(obj)arch/blackfin/cpu/init.{lds,elf} 882 @rm -f $(obj)include/bmp_logo.h 883 @rm -f $(obj)include/bmp_logo_data.h 884 @rm -f $(obj)lib/asm-offsets.s 885 @rm -f $(obj)include/generated/asm-offsets.h 886 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 887 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 888 @$(MAKE) -s -C doc/DocBook/ cleandocs 889 @find $(OBJTREE) -type f \ 890 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 891 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \ 892 -o -name '*.cfgtmp' \) -print \ 893 | xargs rm -f 894 895# Removes everything not needed for testing u-boot 896tidy: clean 897 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 898 899clobber: tidy 900 @find $(OBJTREE) -type f \( -name '*.srec' \ 901 -o -name '*.bin' -o -name u-boot.img \) \ 902 -print0 | xargs -0 rm -f 903 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 904 $(obj)cscope.* $(obj)*.*~ 905 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 906 @rm -f $(obj)u-boot.kwb 907 @rm -f $(obj)u-boot.pbl 908 @rm -f $(obj)u-boot.imx 909 @rm -f $(obj)u-boot-with-spl.imx 910 @rm -f $(obj)u-boot-with-nand-spl.imx 911 @rm -f $(obj)u-boot.ubl 912 @rm -f $(obj)u-boot.ais 913 @rm -f $(obj)u-boot.dtb 914 @rm -f $(obj)u-boot.sb 915 @rm -f $(obj)u-boot.bd 916 @rm -f $(obj)u-boot.spr 917 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map} 918 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map} 919 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map} 920 @rm -f $(obj)spl/u-boot-spl.lds 921 @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map} 922 @rm -f $(obj)tpl/u-boot-spl.lds 923 @rm -f $(obj)MLO MLO.byteswap 924 @rm -f $(obj)SPL 925 @rm -f $(obj)tools/xway-swap-bytes 926 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 927 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 928 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 929 @rm -fr $(obj)include/generated 930 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 931 @rm -f $(obj)dts/*.tmp 932 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 933 934mrproper \ 935distclean: clobber unconfig 936ifneq ($(OBJTREE),$(SRCTREE)) 937 rm -rf $(obj)* 938endif 939 940backup: 941 F=`basename $(TOPDIR)` ; cd .. ; \ 942 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 943 944######################################################################### 945